Collinsonia

Collinsonia Canadensis (Stone Root) Extract: 
Strengthens the structure and functions of capillaries to improve blood flow, vitamin assimilation and circulation ...

Collinsonia: The root, leaf and flower are used for cases of hemorrhoids, varicose veins, benign prostatic hypertrophy, and chronic laryngitis. It is also used for urinary calculi, diverticulosis, colitis, and chronic heart problems.